2-Methyl-18-naphthyridine Other Organic Semiconducting Materials 5 4 RETEST DATE

5 4 RETEST DATE

80% ULTRAVIOLET ABSORBANCE (1 cm cell vs

00% MICROBIAL LIMITS: ESCHERICHIA COLI NEGATIVE SALMONELLA NEGATIVE IDENTIFICATION TO PASS TEST TO PASS TEST EXPIRATION DATE

Test Specification Min Max ASSAY [Cu(CH[@3@]COO)[@2@][-H[@2@]O] 98

20% RESIDUE AFTER EVAPORATION 5 ppm CHLORIDE (Cl) 3 ppm PHOSPHATE (PO[@4@]) 1 ppm ARSENIC AND ANTIMONY 10 ppb ALUMINUM 100 ppb BORON 100 ppb CALCIUM (Ca) 100 ppb CHROMIUM (Cr) 100 ppb COPPER (Cu) 100 ppb GOLD 100 ppb IRON (Fe) 100 ppb LEAD (Pb) 100 ppb MAGNESIUM (Mg) 100 ppb MANGANESE (Mn) 100 ppb NICKEL (Ni) 100 ppb POTASSIUM (K) 100 ppb SODIUM (Na) 100 ppb TIN (Sn) 100 ppb TITANIUM (Ti) 100 ppb ZINC (Zn) 100 ppb PARTICULATE COUNT (=/> 1

2-Methyl-18-naphthyridine Other Organic Semiconducting Materials 5 4 RETEST DATE